A survey of smartphone-based indoor positioning system using RF-based wireless technologies

S Subedi, JY Pyun - Sensors, 2020 - mdpi.com
In recent times, social and commercial interests in location-based services (LBS) are
significantly increasing due to the rise in smart devices and technologies. The global …

Dead on arrival: An empirical study of the Bluetooth 5.1 positioning system

M Cominelli, P Patras, F Gringoli - … of the 13th international workshop on …, 2019 - dl.acm.org
The recently released Bluetooth 5.1 specification introduces fine-grained positioning
capabilities in this wireless technology, which is deemed essential to context-/location …

A robust indoor positioning method based on Bluetooth low energy with separate channel information

B Huang, J Liu, W Sun, F Yang - Sensors, 2019 - mdpi.com
Among the current indoor positioning technologies, Bluetooth low energy (BLE) has gained
increasing attention. In particular, the traditional distance estimation derived from aggregate …

[HTML][HTML] A novel deep learning approach using blurring image techniques for Bluetooth-based indoor localisation

R Talla-Chumpitaz, M Castillo-Cara… - Information …, 2023 - Elsevier
The growing interest in the use of IoT technologies has generated the development of
numerous and diverse applications. Many of the services provided by the applications are …

Off-line evaluation of mobile-centric indoor positioning systems: The experiences from the 2017 IPIN competition

J Torres-Sospedra, AR Jiménez, A Moreira… - Sensors, 2018 - mdpi.com
The development of indoor positioning solutions using smartphones is a growing activity
with an enormous potential for everyday life and professional applications. The research …

Experimental demonstration of BLE transmitter positioning based on AOA estimation

S Monfared, TH Nguyen, L Petrillo… - 2018 IEEE 29th …, 2018 - ieeexplore.ieee.org
The introduction of the Bluetooth Low Energy (BLE) standard significantly streamlines the
development of the Internet of Things (IoT) applications. These applications often require the …

A protocol-channel-based indoor positioning performance study for bluetooth low energy

G De Blasio, A Quesada-Arencibia, CR Garcia… - IEEE …, 2018 - ieeexplore.ieee.org
Bluetooth low energy (BLE) technology coupled with fingerprinting provides a simple way to
position users with high accuracy in indoor environments. In this paper, we study the effect of …

Identifying the BLE advertising channel for reliable distance estimation on smartphones

C Gentner, D Günther, PH Kindt - IEEE Access, 2022 - ieeexplore.ieee.org
Estimating the distance between two smartphones plays an important role in a host of
applications. For this purpose, smartphones emit and scan for Bluetooth Low Energy (BLE) …

Detecting and correcting for human obstacles in BLE trilateration using artificial intelligence

S Naghdi, K O'Keefe - Sensors, 2020 - mdpi.com
One of the popular candidates in wireless technology for indoor positioning is Bluetooth Low
Energy (BLE). However, this technology faces challenges related to Received Signal …

On the high fluctuations of received signal strength measurements with BLE signals for contact tracing and proximity detection

L Flueratoru, V Shubina, D Niculescu… - IEEE sensors …, 2021 - ieeexplore.ieee.org
This paper presents a measurement-based analysis of the Received Signal Strength (RSS)
of Bluetooth Low Energy (BLE) signals, under Line-of-Sight (LOS) and Non-Line-of-Sight …